diff --git a/README.md b/README.md
index 54bf99d..19c0cc9 100644
--- a/README.md
+++ b/README.md
@@ -117,7 +117,7 @@ Nexus uses [OrientDB](https://en.wikipedia.org/wiki/OrientDB) as its database. T
 sudo su -l                            # switch to the root user.
 systemctl stop nexus                  # make sure nexus is not running while you use the database.
 su -s /bin/bash nexus                 # switch to the nexus user.
-nexus_home=/opt/nexus/nexus-3.58.1-02 # make sure you have the correct version here.
+nexus_home=/opt/nexus/nexus-3.70.3-01 # make sure you have the correct version here.
 nexus_data=$nexus_home/../sonatype-work/nexus3
 function orientdb-console {
     java -jar $nexus_home/lib/support/nexus-orient-console.jar $*
diff --git a/provision/nexus-groovy.sh b/provision/nexus-groovy.sh
index 0959963..a181d31 100644
--- a/provision/nexus-groovy.sh
+++ b/provision/nexus-groovy.sh
@@ -12,7 +12,7 @@ function nexus-groovy {
     local delete_result=$(http \
         -a "$admin_username:$admin_password" \
         --ignore-stdin \
-        DELETE https://$nexus_domain/service/rest/v1/script/provision.groovy)   
+        DELETE https://$nexus_domain/service/rest/v1/script/provision.groovy)
 
     local create_result=$(http \
         -a "$admin_username:$admin_password" \
diff --git a/provision/provision-nexus.sh b/provision/provision-nexus.sh
index 3169a04..fbffb4c 100644
--- a/provision/provision-nexus.sh
+++ b/provision/provision-nexus.sh
@@ -35,17 +35,17 @@ pushd /opt/nexus
 # see https://help.sonatype.com/repomanager3/product-information/download/download-archives---repository-manager-3
 # see https://help.sonatype.com/repomanager3/product-information/release-notes
 # see https://help.sonatype.com/repomanager3
-nexus_version=3.58.1-02
+nexus_version=3.70.3-01
 nexus_home=/opt/nexus/nexus-$nexus_version
 nexus_tarball=nexus-$nexus_version-unix.tar.gz
 nexus_download_url=https://download.sonatype.com/nexus/3/$nexus_tarball
-nexus_download_sha1=99d0cb82471f2b39a6060369e77868dd1462b243
+nexus_download_sha1=56bf87028892450b2841756bd9fc4caed6b48287
 wget -q $nexus_download_url
 if [ "$(sha1sum $nexus_tarball | awk '{print $1}')" != "$nexus_download_sha1" ]; then
     echo "downloaded $nexus_download_url failed the checksum verification"
     exit 1
 fi
-tar xf $nexus_tarball # NB this creates the $nexus_home (e.g. nexus-3.58.1-02) and sonatype-work directories.
+tar xf $nexus_tarball # NB this creates the $nexus_home (e.g. nexus-3.70.3-01) and sonatype-work directories.
 rm $nexus_tarball
 install -d -o nexus -g nexus -m 700 .java # java preferences are saved here (the default java.util.prefs.userRoot preference).
 install -d -o nexus -g nexus -m 700 sonatype-work/nexus3/etc
diff --git a/provision/provision-nexus/Makefile b/provision/provision-nexus/Makefile
index 9262bb2..6ccc052 100644
--- a/provision/provision-nexus/Makefile
+++ b/provision/provision-nexus/Makefile
@@ -17,7 +17,7 @@ binaries: binaries-download
 
 binaries-download:
 	mkdir -p binaries
-	wget -qO- https://download.sonatype.com/nexus/3/nexus-3.58.1-02-unix.tar.gz \
+	wget -qO- https://download.sonatype.com/nexus/3/nexus-3.70.3-01-unix.tar.gz \
 		| tar xzf - --strip-components 1 -C binaries
 
 clean:
diff --git a/provision/provision-nexus/pom.xml b/provision/provision-nexus/pom.xml
index a6e383f..18c0c05 100644
--- a/provision/provision-nexus/pom.xml
+++ b/provision/provision-nexus/pom.xml
@@ -8,7 +8,7 @@
   <version>1.0-SNAPSHOT</version>
 
   <properties>
-    <nx-version>3.58.1-02</nx-version>
+    <nx-version>3.70.3-01</nx-version>
   </properties>
   <dependencies>
     <dependency>
diff --git a/provision/provision-nexus/src/main/groovy/provision.groovy b/provision/provision-nexus/src/main/groovy/provision.groovy
index c20a728..d271407 100644
--- a/provision/provision-nexus/src/main/groovy/provision.groovy
+++ b/provision/provision-nexus/src/main/groovy/provision.groovy
@@ -111,7 +111,7 @@ taskConfiguration.setString("snapshotRetentionDays", "30")
 taskScheduler.scheduleTask(taskConfiguration, new Daily(new Date().clearTime().next()))
 
 
-// NB you can list the available realms with realmManager.availableRealms.
+// enable the required realms.
 realmManager = container.lookup(RealmManager.class.name)
 // enable the NuGet API-Key Realm.
 realmManager.enableRealm("NuGetApiKey")
@@ -155,7 +155,6 @@ addDeployerUser("Jenkins", "Doe", "jenkins@example.com", "jenkins", "password")
 addDeployerUser("Alice", "Doe", "alice.doe@example.com", "alice.doe", "password")
 addDeployerUser("Bob", "Doe", "bob.doe@example.com", "bob.doe", "password")
 
-realms = realmManager.configuration.realmNames
 users = security.securitySystem.searchUsers(new UserSearchCriteria())
 repositories = repository.repositoryManager.browse().collect { [name:it.name,type:it.type.value] }
 
@@ -174,7 +173,6 @@ return JsonOutput.toJson([
             initialValue: it.initialValue,
             ] }
     ] },*/
-    realms: realms.sort { it },
     users: users.sort { it.userId },
     repositories: repositories.sort { it.name },
 ])